Home / 236,388.38-326,215.96-151,505.44

Finding the Fourth Proportional to 236,388.38, 326,215.96 and 151,505.44

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Solution

The fourth proportional to 236,388.38, 326,215.96 and 151,505.44 is: 209,077.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,388.38 : 326,215.96 = 151,505.44 : x
  2. Step 2: Convert to fraction form
    236,388.38/326,215.96 = 151,505.44/x
  3. Step 3: Cross multiply
    236,388.38x = 326,215.96 × 151,505.44
  4. Step 4: Simplify right side
    236,388.38x = 49,423,491,360.52
  5. Step 5: Solve for x
    x = 49,423,491,360.52/236,388.38
  6. Step 6: Final answer
    x = 209,077.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.